区域农地整理的生态安全评价研究——以南京瓜埠镇为例

分析农地整理过程中土地利用结构的改变对生态环境的影响,为探讨生态性农地整理的方法提供服务,促进农地整理与生态环境的和谐统一。结合研究区域的实际情况,运用压力-状态-响应(PSR)框架模型初步建立农地整理生态安全评价指标体系,并采用模糊综合评价方法进行生态安全评价。结果表明,合理的农地整理有利于降低区域的生态不安全因素,改善生态环境。

Study of Ecological Security Evaluation of Regional Farmland Consolidation:With Guabu Town of Nanjing City as an Example

This paper analyzes the impact on eco-environment by the changes of land use structure so as to provide service for the exploration of the method of ecological farmland consolidation to promote the unity of farmland consolidation and eco-environment.Based on the actuality of the research area,the paper uses the pressure-state-response model(PSR) to establish the evaluation index system and to have an assessment of eco-environment security by means of fuzzy overall evaluation.The result shows that effective farmland consolidation can reduce unsafe factors of ecology and ameliorate eco-environment.